Health

Twice as many high school students used nicotine-tinged electronic cigarettes this year compared with last year, an unprecedented jump in a large annual survey of teen smoking, drinking and drug use. It was the largest single-year increase in the survey’s 44-year history, far surpassing a mid-1970s surge in marijuana smoking. Czytaj więcej…

„Why giving birth in the U.S. is surprisingly deadly” is part of National Geographic’s special-edition, single-topic issue on „The Future of Medicine,” available online now and on newsstands Dec. 21. Rachel Jones was the ninth of her mother’s 10 children, but she never thought to ask about her birth. Growing Czytaj więcej…

Cigarettes and other drugs have taken a backseat to vaping as more teens partake in the activity, making it second only to alcohol in substances used, according to a survey. The National Institute of Drug Abuse-funded Monitoring the Future survey looked at vaping rates in teens for the second year Czytaj więcej…

A higher percentage of California marijuana products are passing strict safety tests, but the sudden closing of a lab that state authorities found wasn’t correctly checking for pesticides has raised new questions about the system intended to protect the purity and potency of legal cannabis. California broadly legalized marijuana at Czytaj więcej…

Frequent sexual activity leads to greater enjoyment of life for men — but not for women, a new study has found. For women, frequent kissing, petting, fondling, and feeling emotionally close to their partner was associated with higher enjoyment of life. In a study of almost 7,000 people ages 50-89 Czytaj więcej…

Frequent sexual activity leads to greater enjoyment of life for men — but not for women, a new study has found. For women, frequent kissing, petting, fondling, and feeling emotionally close to their partner was associated with higher enjoyment of life. In a study of almost 7,000 people ages 50-89 Czytaj więcej…

The Seattle school district joined dozens of school districts around the country in the fall of 2016 by delaying the start of school. Under the new rules, instead of beginning at 7:50 a.m., they began at 8:45 a.m. This gave researchers at the University of Washington an opportunity to determine Czytaj więcej…

The E.coli outbreak in romaine lettuce has been linked to a single water reservoir on a farm in California. The Centers for Disease Control and Prevention and the Food and Drug Administration identified sediment from a farm as being the source for the November outbreak. The CDC reported that the Czytaj więcej…